Removal Procedure
- Relieve the fuel system pressure. Refer to Fuel Pressure Relief .
- Remove the fuel pipe shield. Refer to Fuel Pipe Shield Replacement .
- Remove the intake manifold. Refer to Intake Manifold Replacement .
- Remove the fuel feed intermediate pipe. Refer to Fuel Feed Intermediate Pipe Replacement .
- Remove the foam insulator from the fuel rails.
- Remove the bank 1 fuel rail fasteners (1).
- Remove the bank 2 fuel rail fasteners (1) for clearance purposes.
- Using the EN-49248-4 hook , raise the fuel rail (1) as an assembly.
- Once the fuel rail is free, remove the EN-49248 remover.
- Slide the fuel rail (1) toward the rear of the engine approximately 1 inch (25.4 mm), in order to clear the center injector bore.
- Once the fuel rail is removed, remove the fuel injectors and rebuild them. Refer to Fuel Rail and Injectors Cleaning and Inspection (LF1, LFW or LFX) .
NOTE:
The direct fuel injectors must be rebuilt whenever the injector has been released from the fuel rail or cylinder head.